package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /*
    查购物车
     */
    ShoppingCart selectBy(ShoppingCart shoppingCart);

    /**
     * 新增购物车
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time)"+
            "values (#{name},#{userId},#{dishID},#{setmealId},#{dishFlavor},#{number},#{amout},#{imsge},#{createTime})")
    void insert(ShoppingCart shoppingCart);
    /*
    更新购物车
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void update(ShoppingCart cart);

    /**
     * 查询购物车
     * @param userid
     * @return
     */
    @Select("select * from shopping_cart where user_id = #{userid}")
    List<ShoppingCart> list(Long userid);

    /**
     * 清空购物车
     * @param userid
     */
    @Delete("delete from shopping_cart where user_id = #{userid}")
    void delete(Long userid);
}
